MOISTURE SEALING TYPE; PVC, MASTIC MATERIAL; BLACK FINISH; 4-1/2 INCH; 3-1/4 INCH; 176 DEG F MAX. CONTINUOUS TEMPERATURE; 600 V VOLTAGE RATING; 125 MIL THICKNESS; 300 V PER MIL DIELECTRIC STRENGTH; SCOTCH[R] BRAND; BREAKING STRENGTH 20 LB